Question 1

What is element.io's Open Graph type?

Accepted Answer

element.io declares `og:type` as `website`. This tells Slack how to categorize the content when generating a preview.

Question 2

Does element.io declare image dimensions?

Accepted Answer

element.io sets `og:image` but does not include `og:image:width` and `og:image:height`. Explicit dimensions let platforms render the preview faster without downloading the image first.

Question 3

What headline does element.io use for social previews?

Accepted Answer

element.io's social headline is "Element | Secure collaboration and messaging" (44 characters).

Question 4

What description does element.io use for social previews?

Accepted Answer

element.io's social description reads: "Element is a Matrix-based end-to-end encrypted messenger and secure collaboration app. It’s decentralised for digital sovereign self-hosting, or throu…" (297 characters).

Question 5

What's the biggest issue with element.io's Slack preview?

Accepted Answer

Description is 297 characters - truncated on most platforms. LinkedIn cuts at ~100, Facebook at ~130, Google at ~160 characters.

Question 6

How can I improve element.io's social previews?

Accepted Answer

Review the recommendations above - they list specific issues and provide ready-to-paste meta tag snippets. The highest-impact fixes are usually a properly sized `og:image` (800×418), a clear `og:title` under 60 characters, and a 50-155 character `og:description`.

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